WESTERN DIGITAL Purple internal hard drive 1 TB 5400 RPM 64 MB 3.5" Serial ATA III

<b>MORE CAMERAS. MORE CLARITY. MORE SURVEILLANCE.</b><br>Built for 24/7, always-on, high-definition security systems. With a supported workload rate of up to 180 TB/yr and support for up to 64 cameras, WD Purple drives are optimized for surveillance systems.<br><br><b>The Right Drive for the Job</b><br>WD Purple drives have been engineered specifically for the extreme demands of high temperature, 24/7 surveillance systems.<br><br><b>Performance You Can Trust</b><br>From a worldwide leader in the storage industry, WD Purple is engineered for quality video playback when you need it most.<br><br><b>Expand Your View to 64</b><br>WD Purple drives are optimized to support up to 64 cameras, giving you flexibility to upgrade or expand your security system.<br><br><b>SEAMLESS INTEGRATION</b><br>With a wide range of industry-leading enclosures and chipsets supported, you're sure to find the configuration and compatibility that's right for your NVR.<br><br><b>LESS IS MORE</b><br>Low power consumption is a must in a high-temperature, always-on surveillance environment. IntelliSeek technology helps reduce damaging ambient noise and vibrations.Western Digital Purple. HDD capacity: 1 TB, HDD speed: 5400 RPM, Storage drive buffer size: 64 MB, HDD size: 3.5", Interface: Serial ATA III